dnl dnl $Id$ dnl dnl Figure out return type of signal handlers, and define SIGRETURN macro dnl that can be used to return from one dnl AC_DEFUN([rk_RETSIGTYPE],[ AC_TYPE_SIGNAL if test "$ac_cv_type_signal" = "void" ; then AC_DEFINE(VOID_RETSIGTYPE, 1, [Define if signal handlers return void.]) fi AH_BOTTOM([#ifdef VOID_RETSIGTYPE #define SIGRETURN(x) return #else #define SIGRETURN(x) return (RETSIGTYPE)(x) #endif]) ])